Frankston CityPopulation forecast
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Seaford Local Area

Population and age structure

Between 2016 and 2026, the age structure forecasts for Seaford Local Area indicate a 17.7% increase in population under working age, a 19.4% increase in population of retirement age, and a 7.8% increase in population of working age.

Knowledge of how the age structure of the population is changing is essential for planning age-based facilities and services, such as child care, recreation and aged care.

The forecast age groups of Frankston City is a function of the current age of the population (people aging each year, being born and dying) as well as the age of people migrating into and out of the area. This in turn is driven by location (fringe, city centre, regional or rural) the existing housing stock (separate dwellings, medium or high density), the amount and type of new residential development (same as existing stock, or diversifying) and where the area is in a cycle of change. We call this the area’s residential role and function. You can learn more about this in the section household and suburb life cycles.

Forecast age structure - 5 year age groups
Seaford Local Area - Total persons201620262041Change between 2016 and 2041
Age group (years)Number%Number%Number%Number
0 to 4 1,1756.91,2306.41,2756.2+100
5 to 9 9505.51,1365.91,1615.6+211
10 to 14 7794.51,0525.51,0545.1+275
15 to 19 7664.59344.91,0164.9+250
20 to 24 9795.79885.21,1045.3+125
25 to 29 1,2017.01,2516.51,3296.4+128
30 to 34 1,3978.21,4597.61,4787.1+81
35 to 39 1,3127.71,4627.71,4847.2+172
40 to 44 1,3237.71,4237.41,4687.1+145
45 to 49 1,2087.01,3317.01,4386.9+230
50 to 54 1,0456.11,2536.61,3396.5+294
55 to 59 1,1416.71,1466.01,2836.2+142
60 to 64 9915.81,0065.31,1675.6+176
65 to 69 9305.41,0115.31,0855.2+155
70 to 74 7104.18364.49354.5+225
75 to 79 4972.97003.77693.7+272
80 to 84 3872.35092.77033.4+316
85 and over3472.03732.06423.1+295
Total persons17,138100.019,100100.020,733100.0+3,595

Population and household forecasts, 2016 to 2041, prepared by .id , the population experts, September 2018.

Forecast age structure - 5 year age groups
Forecast age structure - 5 year age groups Forecast persons aged 85+,  2041: 642 Forecast persons aged 80-84,  2041: 703 Forecast persons aged 75-79,  2041: 769 Forecast persons aged 70-74,  2041: 935 Forecast persons aged 65-69,  2041: 1,085 Forecast persons aged 60-64,  2041: 1,167 Forecast persons aged 55-59,  2041: 1,283 Forecast persons aged 50-54,  2041: 1,339 Forecast persons aged 45-49,  2041: 1,438 Forecast persons aged 40-44,  2041: 1,468 Forecast persons aged 35-39,  2041: 1,484 Forecast persons aged 30-34,  2041: 1,478 Forecast persons aged 25-29,  2041: 1,329 Forecast persons aged 20-24,  2041: 1,104 Forecast persons aged 15-19,  2041: 1,016 Forecast persons aged 10-14,  2041: 1,054 Forecast persons aged 5-9,  2041: 1,161 Forecast persons aged 0-4,  2041: 1,275 Forecast persons aged 85+,  2026: 373 Forecast persons aged 80-84,  2026: 509 Forecast persons aged 75-79,  2026: 700 Forecast persons aged 70-74,  2026: 836 Forecast persons aged 65-69,  2026: 1,011 Forecast persons aged 60-64,  2026: 1,006 Forecast persons aged 55-59,  2026: 1,146 Forecast persons aged 50-54,  2026: 1,253 Forecast persons aged 45-49,  2026: 1,331 Forecast persons aged 40-44,  2026: 1,423 Forecast persons aged 35-39,  2026: 1,462 Forecast persons aged 30-34,  2026: 1,459 Forecast persons aged 25-29,  2026: 1,251 Forecast persons aged 20-24,  2026: 988 Forecast persons aged 15-19,  2026: 934 Forecast persons aged 10-14,  2026: 1,052 Forecast persons aged 5-9,  2026: 1,136 Forecast persons aged 0-4,  2026: 1,230 Forecast persons aged 85+,  2016: 347 Forecast persons aged 80-84,  2016: 387 Forecast persons aged 75-79,  2016: 497 Forecast persons aged 70-74,  2016: 710 Forecast persons aged 65-69,  2016: 930 Forecast persons aged 60-64,  2016: 991 Forecast persons aged 55-59,  2016: 1,141 Forecast persons aged 50-54,  2016: 1,045 Forecast persons aged 45-49,  2016: 1,208 Forecast persons aged 40-44,  2016: 1,323 Forecast persons aged 35-39,  2016: 1,312 Forecast persons aged 30-34,  2016: 1,397 Forecast persons aged 25-29,  2016: 1,201 Forecast persons aged 20-24,  2016: 979 Forecast persons aged 15-19,  2016: 766 Forecast persons aged 10-14,  2016: 779 Forecast persons aged 5-9,  2016: 950 Forecast persons aged 0-4,  2016: 1,175
Population and household forecasts, 2016 to 2041, prepared by .id the population experts, September 2018.
Forecast change in age structure - 5 year age groups
Forecast change in age structure - 5 year age groups Forecast persons aged 85+,  2026 to 2041: 270 Forecast persons aged 80-84,  2026 to 2041: 195 Forecast persons aged 75-79,  2026 to 2041: 69 Forecast persons aged 70-74,  2026 to 2041: 99 Forecast persons aged 65-69,  2026 to 2041: 74 Forecast persons aged 60-64,  2026 to 2041: 161 Forecast persons aged 55-59,  2026 to 2041: 137 Forecast persons aged 50-54,  2026 to 2041: 86 Forecast persons aged 45-49,  2026 to 2041: 107 Forecast persons aged 40-44,  2026 to 2041: 46 Forecast persons aged 35-39,  2026 to 2041: 22 Forecast persons aged 30-34,  2026 to 2041: 19 Forecast persons aged 25-29,  2026 to 2041: 79 Forecast persons aged 20-24,  2026 to 2041: 116 Forecast persons aged 15-19,  2026 to 2041: 82 Forecast persons aged 10-14,  2026 to 2041: 1 Forecast persons aged 5-9,  2026 to 2041: 24 Forecast persons aged 0-4,  2026 to 2041: 46 Forecast persons aged 85+,  2016 to 2026: 26 Forecast persons aged 80-84,  2016 to 2026: 122 Forecast persons aged 75-79,  2016 to 2026: 203 Forecast persons aged 70-74,  2016 to 2026: 126 Forecast persons aged 65-69,  2016 to 2026: 81 Forecast persons aged 60-64,  2016 to 2026: 15 Forecast persons aged 55-59,  2016 to 2026: 5 Forecast persons aged 50-54,  2016 to 2026: 208 Forecast persons aged 45-49,  2016 to 2026: 123 Forecast persons aged 40-44,  2016 to 2026: 100 Forecast persons aged 35-39,  2016 to 2026: 150 Forecast persons aged 30-34,  2016 to 2026: 62 Forecast persons aged 25-29,  2016 to 2026: 50 Forecast persons aged 20-24,  2016 to 2026: 9 Forecast persons aged 15-19,  2016 to 2026: 168 Forecast persons aged 10-14,  2016 to 2026: 273 Forecast persons aged 5-9,  2016 to 2026: 186 Forecast persons aged 0-4,  2016 to 2026: 55
Population and household forecasts, 2016 to 2041, prepared by .id the population experts, September 2018.

Key findings

In 2016, the dominant age structure for persons in Seaford Local Area was ages 30 to 34 , which accounted for 8.2% of the total persons.

The largest increase in persons between 2016 and 2026 is forecast to be in ages 10 to 14 , which is expected to increase by 273 and account for 5.5% of the total persons.

The largest 5 year age group in 2026 is 35 to 39 years, with a total of 1,462 persons.

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